exert
🇺🇸
/ɪɡˈzɜːrt/
🇬🇧
/ɪɡˈzɜːt/
To use force or effort to do something.
He had to exert a lot of force to open the stuck door.
To have an effect on something.
The new rules will exert a big effect on how we work.
To try hard to do something.
She had to exert herself to finish all her homework.